The Continued Fractions hole will go live in approximately 30 hours. Why not try and solve it ahead of time?
Tic-tac-toe in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 401st targrik 623 115 15ms 5 Feb 2025 402nd madex 🇩🇪 622 152 2ms 9 Feb 2025 403rd Shanethegamer 🇺🇸 621 147 463ms 6 Feb 2025 404th Shanethegamer 🇺🇸 620 150 121ms 6 Feb 2025 405th tatzyr 🇯🇵 619 80 44ms 26 Mar 2025 406th galloj 🇨🇿 618 68 34ms 30 Jan 2025 407th SirBogman 🇺🇸 617 103 438ms 30 Jan 2025 408th MeWhenI 🇻🇦 616 121 1,173ms 8 Jul 2025 409th targrik 615 123 53ms 24 Nov 2025 410th commandz0 🇺🇸 614 113 23ms 28 Jan 2025 411th Shanethegamer 🇺🇸 612 139 18ms 22 Feb 2025 412th commandz0 🇺🇸 611 104 629ms 1 Sep 2025 413th Natanaelel 🇸🇪 607 201 209ms 20 Jun 2025 414th MeWhenI 🇻🇦 607 311 1,590ms 10 Feb 2025 415th DialFrost 🇸🇬 605 105 465ms 27 Jan 2025 415th Babafaba 605 105 518ms 22 Oct 2025 417th solisolu 604 115 13ms 14 days ago 418th JOrE20 602 119 15ms 16 days ago 419th albanian-laundromat 602 345 12ms 16 Dec 2025 420th Lv0Sys 🇵🇱 598 116 15ms 5 days ago 421st kdx2a 594 159 3ms 11 Feb 2025 422nd 051 🇸🇬 593 117 13ms 11 Jan 2026 423rd yeminghan2021 593 192 66ms 2 Feb 2025 424th LukeBridges 🇬🇧 592 121 13ms 4 Feb 2025 425th Shanethegamer 🇺🇸 588 158 7ms 6 Feb 2025 426th voytxt 🇨🇿 586 322 1,660ms 1 Feb 2025 427th Shanethegamer 🇺🇸 583 109 585ms 17 Jan 2025 428th davecame 583 119 21ms 5 Feb 2025 429th moustave 579 120 19ms 12 Feb 2025 429th firegene 🇮🇪 579 120 13ms 17 days ago 431st msbranicky 578 193 9ms 2 Feb 2025 432nd elgan65536 🇺🇸 578 225 180ms 13 days ago 433rd dokutan 577 129 1,277ms 9 Feb 2025 434th Shanethegamer 🇺🇸 575 107 425ms 26 Jan 2025 435th Shanethegamer 🇺🇸 574 121 17ms 9 Jan 2025 436th CaedenHarper 🇨🇦 572 181 685ms 4 Oct 2025 437th GolfingSuccess 🇬🇷 570 144 22ms 31 Jan 2025 438th chartung17 569 122 14ms 24 Mar 2025 438th souta-1326 569 122 14ms 27 Mar 2025 438th CaedenHarper 🇨🇦 569 122 13ms 20 Jul 2025 441st gnlow 🇰🇷 569 126 16ms 11 Feb 2025 441st ShiraJoseph 🇺🇸 569 126 19ms 24 Feb 2025 443rd FlyingPenguin223 566 164 7ms 14 Feb 2025 444th InigoK 🇺🇸 564 123 18ms 7 Sep 2025 445th madex 🇩🇪 564 127 14ms 10 Feb 2025 446th CaedenHarper 🇨🇦 562 113 651ms 20 Jul 2025 447th h3ra993huskp 🇯🇵 562 184 686ms 30 Nov 2025 448th ImpressedByRocks 560 124 52ms 12 Feb 2025 449th Shanethegamer 🇺🇸 559 95 1,681ms 17 Jan 2025 450th CaedenHarper 🇨🇦 556 54 73ms 24 Oct 2025 451st HETHAT 🇩🇿 555 125 15ms 30 Jan 2025 452nd ndren 552 115 599ms 20 Jul 2025 453rd The3gs 552 236 182ms 26 Jan 2025 454th cros107 🇦🇺 551 126 21ms 25 Jul 2025 454th retrohun 551 126 20ms 6 Nov 2025 454th guilhem-roy 🇫🇷 551 126 22ms 22 Nov 2025 457th dokutan 550 111 1,432ms 30 Aug 2025 458th MeWhenI 🇻🇦 547 241 33ms 29 Apr 2025 459th MeWhenI 🇻🇦 546 144 432ms 28 Jan 2025 460th Shanethegamer 🇺🇸 538 92 40ms 17 Jan 2025 461st JunkIce 538 129 16ms 31 Jan 2025 461st KasperKivimaeki 🇫🇮 538 129 13ms 6 Jul 2025 461st BrunoVisnadi 🇧🇷 538 129 587ms 12 days ago 464th MeWhenI 🇻🇦 534 99 12ms 27 Jan 2025 465th fuzzylojik-golf 🇺🇸 534 130 14ms 13 Jun 2025 466th JDiLenarda 🇫🇷 532 222 1,441ms 26 Jun 2025 467th rollershutter 526 132 17ms 26 Mar 2025 468th fuzzylojik-golf 🇺🇸 525 121 644ms 6 Jul 2025 469th Shanethegamer 🇺🇸 525 142 1,157ms 9 Feb 2025 470th prestosilver 🇺🇸 525 180 3ms 17 Nov 2025 471st alexsave 523 137 22ms 8 Oct 2025 472nd BREMAUCY 🇫🇷 522 133 14ms 12 Aug 2025 472nd wobblybits 522 133 18ms 15 Aug 2025 474th Salutations45 519 138 15ms 13 Feb 2025 474th Protothor 519 138 11ms 27 Dec 2025 476th KatieLG 🇬🇧 515 96 50ms 7 Jan 2026 477th xyangst 515 139 24ms 14 Feb 2025 478th Shanethegamer 🇺🇸 514 153 408ms 31 Jan 2025 479th RaBa21 🇭🇺 510 136 14ms 12 Jul 2025 480th isaiah0311 🇺🇸 508 186 3ms 26 days ago First Prev 401–480 of 742 Next Last